Article List
- What is SPI and the Advantages of SPI Bus?SPI is the abbreviation of “Serial Peripheral Interface”, which is a standard four-wire (SCLK, MISO, MOSI, SS) synchronous two-way serial bus. SPI interface was first defined by Motorola, and is mainly used between EEPROM, FLASH, real-time clock, AD converter, digital signal processor and digital signal decoderFAQ September 12, 2020
- What is the Relationship Between the RF module and the MCU?What is the relationship between the wireless RF module and the MCU, why some RF modules with MCU, and some modules without? Which role is the MCU plays in the RF module? Let’s learn this together!FAQ August 21, 2020
- What is Tranparent Transmission and Tranparent Transmission Module?Transparent transmission means the data forwarding device or wireless module is unconscious and no need to care, it just retransmit the signal/data. The Tranparent Transmission Module is a module that transmits data using the pass-through mode.FAQ September 01, 2020
- Mid-Autumn Festival and National Day HolidaysThe Mid Autumn Festival and National Day is approaching, and happen to be the same day! It is one of the critical ordinary Festival in China. In order to celebrate the traditional festival, DreamLNK is scheduled to take 8 days off from Oct 1st to Oct 8th, and we will resume normal work on Oct. 9th, 2020
- What is dBm? What does it have to do with the power unit mW?What is dBm? What does it have to do with the power unit mW? dBm means decibel milliwatt, full name in English is "decibel relative to one milliwatt", which refers to the absolute value of power. While db is a pure counting unit, representing a relative value, it must be the result of comparison...FAQ September 27, 2020
- What is LoRaWAN? What is the Key Features of LoRaWan?LoRaWAN is a Low Power, Wide Area networking protocol developed by the LoRa Alliance, it defines the end-to-end standard specifications for using LoRa technology, including Internet of Things market security, energy efficiency, roaming, and configuration on-boarding. It was originally called LoRaMAC...FAQ September 10, 2020
- What is the RSSI Function of the Wireless RF Module?What is the RSSI Function of the Wireless RF Module? Full name of RSSI is "Received Signal Strength Indication", it is an optional part of the wireless transmission layer, used to judge the link quality, and whether to increase the broadcast transmission strength.FAQ September 18, 2020
- Three Different Ways of Communication (SPI, I2C, USART) Adopted on RF ModulesGenerally, there are three different communication modes adopted on the RF modules, namely SPI (Serial Peripheral Interface), USART (Universal Synchronous/Asynchronous Receiver/Transmitter), I2C (Inter-Integrated Circuit)...FAQ August 20, 2020
- Will 2.4G wireless module and BLE/Bluetooth module interfere with each other?Will 2.4G wireless module and BLE module interfere with each other? The answer is "Yes". If we find that Bluetooth module and 2.4G wireless module interfere with each other, the best way is to stagger the frequency. In short, switch to an undisturbed frequency.FAQ August 31, 2020
- Application Range of Common Used Radio Frequency (RF) BandsApplication Range of Common Used Radio Frequency (RF) Bands: NFC, FM, Antenna, Remote control, DVB, LoRa, RFID, NB-IOT, 2G, 3G, 4G, 5G, Bluetooth, WiFi...FAQ August 26, 2020